Fix: gpu errro

gradio_app(original).py

@@ -786,6 +786,20 @@ Fast for very complex cases, Standard seldom use.',
     return demo
 
 
+def prepare_huggingface_env():
+    import subprocess, shlex, os
+    # wheel install / compile steps
+    subprocess.run(shlex.split(
+        "pip install custom_rasterizer-0.1-cp310-cp310-linux_x86_64.whl"), check=True)
+    os.system("cd ./hy3dpaint/DifferentiableRenderer && bash compile_mesh_painter.sh")
+
+# --- function & class definitions (with @spaces.GPU) here ---
+
+if ENV == "Huggingface":
+    prepare_huggingface_env()
+    from spaces import zero
+    zero.startup()
+
 if __name__ == '__main__':
     import argparse
 
@@ -919,9 +933,4 @@ if __name__ == '__main__':
     demo = build_app()
     app = gr.mount_gradio_app(app, demo, path="/")
 
-    if ENV == 'Huggingface':
-        # for Zerogpu
-        from spaces import zero
-        zero.startup()
-
     uvicorn.run(app, host=args.host, port=args.port)